eed vo the electron can have without

College Physics
11th Edition
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Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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53.
... INT The two parallel plates in Figure P23.53 are 2.0 cm apart and the electric field
strength between them is 1.0 x 10* N/C. An electron is launched at a 45° angle from the
positive plate. What is the maximum initial speed v, the electron can have without
hitting the negative plate?
Figure P23.53
20am
45
43.
•• CALC Figure P23.43 shows a thin rod of length L with total charge Q.
a. Find an expression for the electric field strength at point P on the axis of the rod
at distance r from the center.
b. Verify that your expression has the expected behavior if r> L.
c. Evaluate E at r = 3.0 cm if L = 5.0 cm and Q= 3.0 nC.,
Figure P23.43
Transcribed Image Text:53. ... INT The two parallel plates in Figure P23.53 are 2.0 cm apart and the electric field strength between them is 1.0 x 10* N/C. An electron is launched at a 45° angle from the positive plate. What is the maximum initial speed v, the electron can have without hitting the negative plate? Figure P23.53 20am 45 43. •• CALC Figure P23.43 shows a thin rod of length L with total charge Q. a. Find an expression for the electric field strength at point P on the axis of the rod at distance r from the center. b. Verify that your expression has the expected behavior if r> L. c. Evaluate E at r = 3.0 cm if L = 5.0 cm and Q= 3.0 nC., Figure P23.43
of 2
52.
* INT An electron is launched at a 45° angle and a speed of 5.0 x 10° m/s from the
positive plate of the parallel-plate capacitor shown in Figure P23.52. The electron
lands 4.0 cm away.
Figure P23.52
a. What is the electric field strength inside the capacitor?
b. What is the smallest possible spacing between the plates?7
47.
* CALC Charge Q is uniformly distributed along a thin, flexible rod of length L. The
rod is then bent into the semicircle shown in Figure P23.479.
Figure P23.47
a. Find an expression for the electric field E at the center of the semicircle.
moto g(6)
Select to choose what happe
中
Hint: A small piece of are length As spans a small angle A0 As/R, where R is
the radius.
device.
b. Evaluate the field strength if L:
10 cm and Q = 30 nC.
Transcribed Image Text:of 2 52. * INT An electron is launched at a 45° angle and a speed of 5.0 x 10° m/s from the positive plate of the parallel-plate capacitor shown in Figure P23.52. The electron lands 4.0 cm away. Figure P23.52 a. What is the electric field strength inside the capacitor? b. What is the smallest possible spacing between the plates?7 47. * CALC Charge Q is uniformly distributed along a thin, flexible rod of length L. The rod is then bent into the semicircle shown in Figure P23.479. Figure P23.47 a. Find an expression for the electric field E at the center of the semicircle. moto g(6) Select to choose what happe 中 Hint: A small piece of are length As spans a small angle A0 As/R, where R is the radius. device. b. Evaluate the field strength if L: 10 cm and Q = 30 nC.
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